Home / 60,516.90-83,896.10-57,317.80

Finding the Fourth Proportional to 60,516.90, 83,896.10 and 57,317.80

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Solution

The fourth proportional to 60,516.90, 83,896.10 and 57,317.80 is: 79,461.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,516.90 : 83,896.10 = 57,317.80 : x
  2. Step 2: Convert to fraction form
    60,516.90/83,896.10 = 57,317.80/x
  3. Step 3: Cross multiply
    60,516.90x = 83,896.10 × 57,317.80
  4. Step 4: Simplify right side
    60,516.90x = 4,808,739,880.58
  5. Step 5: Solve for x
    x = 4,808,739,880.58/60,516.90
  6. Step 6: Final answer
    x = 79,461.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.